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Improve testlevelbar

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Add a switch to toggle between discrete and continuous modes.
This commit is contained in:
Matthias Clasen
2015-11-10 23:31:33 -05:00
parent 02d08a1bd7
commit 601cbbcc87
1 changed files with 41 additions and 18 deletions
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59
tests/testlevelbar.c
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@ -3,17 +3,22 @@
static GtkWidget * static GtkWidget *
create_level_bar (void) create_level_bar (void)
{ {
GtkWidget *level_bar; GtkWidget *bar;
level_bar = gtk_level_bar_new (); bar = gtk_level_bar_new ();
gtk_level_bar_set_min_value (GTK_LEVEL_BAR (bar), 0.0);
gtk_level_bar_set_max_value (GTK_LEVEL_BAR (bar), 10.0);
gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (level_bar), gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (bar),
GTK_LEVEL_BAR_OFFSET_LOW, 0.10); GTK_LEVEL_BAR_OFFSET_LOW, 1.0);
gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (level_bar), gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (bar),
"my-offset", 0.50); GTK_LEVEL_BAR_OFFSET_HIGH, 9.0);
return level_bar; gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (bar),
"my-offset", 5.0);
return bar;
} }
static void static void
@ -21,16 +26,13 @@ add_custom_css (void)
{ {
GtkCssProvider *provider; GtkCssProvider *provider;
const gchar data[] = const gchar data[] =
".level-bar.fill-block.empty-fill-block {" "levelbar.fill-block.empty-fill-block {"
" background-color: transparent;" " background-color: transparent;"
" background-image: none;" " background-image: none;"
" border-color: alpha(@theme_fg_color, 0.1);" " border-color: alpha(@theme_fg_color, 0.1);"
"}" "}"
".level-bar.fill-block.level-my-offset {" "levelbar.fill-block.level-my-offset {"
" background-image: linear-gradient(to bottom," " background: magenta;"
" shade(magenta,0.9),"
" magenta,"
" shade(magenta,0.85));"
"}"; "}";
provider = gtk_css_provider_new (); provider = gtk_css_provider_new ();
@ -47,9 +49,9 @@ increase_level (gpointer data)
gdouble value; gdouble value;
value = gtk_level_bar_get_value (bar); value = gtk_level_bar_get_value (bar);
value += 0.01; value += 0.1;
if (value >= 1.0) if (value >= gtk_level_bar_get_max_value (bar))
value = 0.0; value = gtk_level_bar_get_min_value (bar);
gtk_level_bar_set_value (bar, value); gtk_level_bar_set_value (bar, value);
return G_SOURCE_CONTINUE; return G_SOURCE_CONTINUE;
@ -64,11 +66,23 @@ window_delete_event (GtkWidget *widget,
return FALSE; return FALSE;
} }
static void
toggle (GtkSwitch *sw, GParamSpec *pspec, GtkLevelBar *bar)
{
if (gtk_switch_get_active (sw))
gtk_level_bar_set_mode (bar, GTK_LEVEL_BAR_MODE_DISCRETE);
else
gtk_level_bar_set_mode (bar, GTK_LEVEL_BAR_MODE_CONTINUOUS);
}
int int
main (int argc, char *argv[]) main (int argc, char *argv[])
{ {
GtkWidget *window; GtkWidget *window;
GtkWidget *box;
GtkWidget *bar; GtkWidget *bar;
GtkWidget *box2;
GtkWidget *sw;
gtk_init (&argc, &argv); gtk_init (&argc, &argv);
@ -76,9 +90,18 @@ main (int argc, char *argv[])
window = gtk_window_new (GTK_WINDOW_TOPLEVEL); window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 500, 100); gtk_window_set_default_size (GTK_WINDOW (window), 500, 100);
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
g_object_set (box, "margin", 20, NULL);
bar = create_level_bar (); bar = create_level_bar ();
g_object_set (bar, "margin", 20, NULL); gtk_container_add (GTK_CONTAINER (window), box);
gtk_container_add (GTK_CONTAINER (window), bar); gtk_container_add (GTK_CONTAINER (box), bar);
box2 = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
gtk_container_add (GTK_CONTAINER (box), box2);
gtk_container_add (GTK_CONTAINER (box2), gtk_label_new ("Discrete"));
sw = gtk_switch_new ();
gtk_container_add (GTK_CONTAINER (box2), sw);
g_signal_connect (sw, "notify::active", G_CALLBACK (toggle), bar);
gtk_widget_show_all (window); gtk_widget_show_all (window);
g_signal_connect (window, "delete-event", g_signal_connect (window, "delete-event",